975 139 393 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
276718145095113494849	21	67.9	2015-12-30 15:14:22

History

Date	User	Type	Result
2015-12-30	Conductor	F	Factor: 276718145095113494849 / TF: 67-68
2015-02-19	Gordon Spence	NF	no factor from 2^66 to 2^67
2012-05-22	linded	NF	no factor from 2^65 to 2^66
2010-12-05	Ethan O'Connor	NF	no factor from 2^64 to 2^65
2010-06-01	lindee	NF	no factor from 2^63 to 2^64

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